This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
| n | a(n) |
|---|---|
| 0 | 1 |
| 1 | 2 |
| 2 | 11 |
| 3 | 11 |
| 4 | 15 |
| 5 | 66 |
| 6 | 66 |
| 7 | 96 |
| 8 | 96 |
| 9 | 96 |
| 10 | 96 |
| 11 | 96 |
| 12 | 3693 |
| 13 | 15005 |
| 14 | 18978 |
| 15 | 18978 |
| 16 | 18978 |
| 17 | 43002 |
| 18 | 55943 |
| 19 | 972190 |
| 20 | 1151214 |
| 21 | 2799146 |
| 22 | 15519397 |
| 23 | 15519397 |
| 24 | 15519397 |
| 25 | 122101417 |
| 26 | 210553237 |
| 27 | 289585489 |
| 28 | 473093534 |